Kravitz, Judith. Derin nefes al : Neşeyle kal / Judith Kravitz ; çev. Saffet Güler - Prizma Matbaacılık, - 208 p. ; 20 cm. Includes bibliographical references ISBN: 9786052910023 Subjects--Topical Terms: Breathing exercisesNefes Egzersizi LC Class. No.: WB541